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By clicking
automatically saved into the connected USB storage device.
You can record the video of any channel and save the clip into a USB storage device.
4.3.3.4 Manual Snapshot
You can take one to five snapshots of the video and save into a USB storage device.
By clicking
connected USB storage device. You can view the snapshots on your PC.
To change the quantity of snapshots, select Main Menu > CAMERA > ENCODE > Snapshot,
in the Manual Snap list, select the snapshot quantity.
4.3.3.5 Bidirectional talk
You can perform the voice interaction between the Device and the remote device to improve
efficiency of emergency.
Step 1 Click button
the rest bidirectional talk buttons of digital channel becomes null too.
Step 2 Click
4.3.3.6 Switch bit streams
Via this function, you can switch the channel main stream/sub stream according to current
network bandwidth.
M: Main stream. Its bit streams are big and definition is high. It occupies large network
bandwidth suitable for video wall surveillance, storage and etc.
S: Sub stream. Its definition is low but occupies small network bandwidth. It is suitable for
general surveillance, remote connection and etc.
Click
to switch the bit stream type of the main stream and sub stream.
M: Main stream.
S: Sub stream. Some series products support two sub streams (S1, S2). Refer to "4.2.5.1
Encode" for detailed information.
4.3.3.7 Right-Click Menu
By right-clicking the menu, you can quickly access the corresponding functional interface and
perform relevant operations, including entering the main menu, searching records and selecting
screen split mode.
Right-click on the preview interface and the right-click menu is displayed. See Figure 4-69.
Refer to Table 4-18 for detailed information.
, the recording is started. To stop recording, click this icon again. The clip is
, you can take snapshots. The snapshots are automatically saved into the
to start bidirectional talk function the icon now is shown as
again, you can cancel bidirectional talk.
Local Basic Operation 133
. Now
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